<title>众数</title><link href="http://hzoi.com/tomorrow.css" rel="stylesheet"><div class="ui existing segment"><pre><code><span class="pl-c1">//C. 众数 </span>
<span class="pl-cp">#include</span><span class="pl-cpf">&lt;cstdio&gt;</span><span class="pl-cp"></span>
<span class="pl-kt">int</span> <span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-mi">30005</span><span class="pl-p">];</span>
<span class="pl-kt">int</span> <span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-mi">10000000</span><span class="pl-p">];</span>
<span class="pl-kt">int</span> <span class="pl-nf">main</span><span class="pl-p">(){</span>
        <span class="pl-kt">int</span> <span class="pl-n">n</span><span class="pl-p">,</span><span class="pl-n">m</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span>
        <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">n</span><span class="pl-p">);</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">i</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">&lt;=</span><span class="pl-n">n</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">++</span><span class="pl-p">){</span>
                <span class="pl-kt">int</span> <span class="pl-n">c</span><span class="pl-p">;</span>
                <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">c</span><span class="pl-p">);</span>
                <span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">]</span><span class="pl-o">=</span><span class="pl-n">c</span><span class="pl-p">;</span>
                <span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">c</span><span class="pl-p">]</span><span class="pl-o">++</span><span class="pl-p">;</span>
                <span class="pl-k">if</span><span class="pl-p">(</span><span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">c</span><span class="pl-p">]</span><span class="pl-o">&gt;</span><span class="pl-n">m</span><span class="pl-p">)</span><span class="pl-n">m</span><span class="pl-o">=</span><span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">c</span><span class="pl-p">];</span>
        <span class="pl-p">}</span>
        <span class="pl-cm">/*printf(&quot;%d\na:&quot;,m);</span>
<span class="pl-cm">        for(int i=1;i&lt;=10;i++){</span>
<span class="pl-cm">                printf(&quot;%d &quot;,a[i]);</span>
<span class="pl-cm">                </span>
<span class="pl-cm">        }</span>
<span class="pl-cm">        printf(&quot;\n&quot;);*/</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">i</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">&lt;=</span><span class="pl-n">n</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">++</span><span class="pl-p">){</span>
                <span class="pl-k">if</span><span class="pl-p">(</span><span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">]]</span><span class="pl-o">==</span><span class="pl-n">m</span><span class="pl-p">){</span>
                        <span class="pl-n">printf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d %d</span><span class="pl-se">\n</span><span class="pl-s">&quot;</span><span class="pl-p">,</span><span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">],</span><span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">]]);</span>
                        <span class="pl-n">a</span><span class="pl-p">[</span><span class="pl-n">b</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">]]</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span>      
                <span class="pl-p">}</span>
        <span class="pl-p">}</span>
        <span class="pl-k">return</span> <span class="pl-mi">0</span><span class="pl-p">;</span>
<span class="pl-p">}</span>
</cpde></pre></div>